ARCHIVE/rippled
1
0
Fork 0
mirror of https://github.com/XRPLF/rippled.git synced 2025-12-06 17:27:55 +00:00
Code Issues Packages Projects Releases Wiki Activity

All currency operations except the three weirdest ones for exchanges.

Browse Source
This commit is contained in:
JoelKatz
2012-04-09 21:00:27 -07:00
parent fcdf42e799
commit 005ea61f9b
2 changed files with 120 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/SerializedTypes.h
View File

@@ -30,6 +30,7 @@ public:
SerializedType() : name(NULL) { ; }
SerializedType(const char *n) : name(n) { ; }
SerializedType(const SerializedType& n) : name(n.name) { ; }
virtual ~SerializedType() { ; }
void setName(const char *n) { name=n; }
@@ -170,7 +171,7 @@ class STAmount : public SerializedType
// Low 56 bits are value, legal range is 10^15 to (10^16 - 1) inclusive
protected:
int offset; // These variables *always* hold canonical values
int offset; // These variables *always* hold canonical values on entry/exit
uint64 value;
void canonicalize();
@@ -183,6 +184,7 @@ public:
{ canonicalize(); } // (1,0)=$1 (1,-2)=$.01 (100,0)=(10000,-2)=$.01
STAmount(const char *n, uint64 v=0, int off=1) : SerializedType(n), offset(off), value(v)
{ canonicalize(); }
STAmount(const STAmount& a) : SerializedType(a), offset(a.offset), value(a.value) { ; }
static STAmount* construct(SerializerIterator&, const char *name=NULL);
int getLength() const { return 8; }
@@ -212,9 +214,17 @@ public:
operator double() const;
friend STAmount operator+(const STAmount& v1, const STAmount& v2);
friend STAmount operator-(const STAmount& v1, const STAmount& v2);
friend STAmount operator/(const STAmount& v1, const STAmount& v2);
friend STAmount operator+(STAmount v1, STAmount v2);
friend STAmount operator-(STAmount v1, STAmount v2);
// Someone is offering X for Y, what is the rate?
friend STAmount getRate(const STAmount& offerIn, const STAmount& offerOut);
// Someone is offering X for Y, I pay Z, how much do I get?
friend STAmount getClaimed(const STAmount& offerIn, const STAmount& offerOut, const STAmount& paid);
// Someone is offering X for Y, I need Z, how much fo I pay
friend STAmount getNeeded(const STAmount& offerIn, const STAmount& offerOut, const STAmount& needed);
};
class STHash128 : public SerializedType